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CATERPILLAR

WQParts carries a dedicated range of Hercules sealing products for Caterpillar machinery. From rod and piston seals to complete hydraulic cylinder seal kits, these components are designed to match OEM performance while helping you control repair costs. If you maintain excavators, loaders, dozers, or other heavy equipment, Hercules seals from WQParts give you reliable sealing, strong uptime, and support from a team that understands the demands of real‑world jobsites.
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  1. 3924563 Seal Kit | Caterpillar Replacement Parts3924563 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3924563 Seal Kit | Caterpillar Replacement Parts
    Special Price $1.67 Regular Price $1.97
    Caterpillar 3924563 Seal Kit
  2. 3924562 Seal Kit | Caterpillar Replacement Parts3924562 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3924562 Seal Kit | Caterpillar Replacement Parts
    Special Price $62.00 Regular Price $72.94
    Caterpillar 3924562 Seal Kit
  3. 3924561 Seal Kit | Caterpillar Replacement Parts3924561 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3924561 Seal Kit | Caterpillar Replacement Parts
    Special Price $88.21 Regular Price $103.78
    Caterpillar 3924561 Seal Kit
  4. 3914638 Seal Kit | Caterpillar Replacement Parts3914638 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3914638 Seal Kit | Caterpillar Replacement Parts
    Special Price $105.59 Regular Price $124.22
    Caterpillar 3914638 Seal Kit
  5. 3912080 Seal Kit | Caterpillar Replacement Parts3912080 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3912080 Seal Kit | Caterpillar Replacement Parts
    Special Price $145.98 Regular Price $171.74
    Caterpillar 3912080 Seal Kit
  6. 3904227 Seal Kit | Caterpillar Replacement Parts3904227 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3904227 Seal Kit | Caterpillar Replacement Parts
    Special Price $182.44 Regular Price $214.63
    Caterpillar 3904227 Seal Kit
  7. 3904158 Seal Kit | Caterpillar Replacement Parts3904158 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3904158 Seal Kit | Caterpillar Replacement Parts
    Special Price $20.01 Regular Price $23.54
    Caterpillar 3904158 Seal Kit
  8. 3858057 Seal Kit | Caterpillar Replacement Parts3858057 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3858057 Seal Kit | Caterpillar Replacement Parts
    Special Price $70.24 Regular Price $82.64
    Caterpillar 3858057 Seal Kit
  9. 3852946 Seal Kit | Caterpillar Replacement Parts3852946 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3852946 Seal Kit | Caterpillar Replacement Parts
    Special Price $106.63 Regular Price $125.45
    Caterpillar 3852946 Seal Kit
  10. 3852942 Seal Kit | Caterpillar Replacement Parts3852942 Seal Kit | Caterpillar Replacement Parts Quick Shop
    3852942 Seal Kit | Caterpillar Replacement Parts
    Special Price $123.64 Regular Price $145.46
    Caterpillar 3852942 Seal Kit
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